Github user spmallette commented on the issue: https://github.com/apache/tinkerpop/pull/457 Sorry to say I'm still getting errors. ```text Results : Tests in error: GroupTestV3d0$Traversals>GroupTestV3d0.g_V_group_byXoutE_countX_byXnameX:139->AbstractGremlinTest.printTraversalForm:252 ? IllegalState SideEffectCapTest$Traversals>SideEffectCapTest.g_V_chooseXlabel_person__age_groupCountXaX__name_groupCountXbXX_capXa_bX:64->AbstractGremlinTest.printTraversalForm:252 ? IllegalState GroovyHasTest$Traversals>HasTest.g_V_hasXname_markoX:135->get_g_V_hasXname_markoX:54 ? IllegalState GroovyHasTest$Traversals>HasTest.g_V_hasXage_gt_30X:152->get_g_V_hasXage_gt_30X:95 ? IllegalState GroovyGroupCountTest$Traversals>GroupCountTest.g_V_filterXfalseX_groupCount:142->get_g_V_hasXnoX_groupCount:59 ? IllegalState ``` You might want to rebase this on the latest from tp31, but i'm not so sure that will help as my problems are still in Spark. Here's a sample of the stacktrace from one of the errors: ```text g_V_filterXfalseX_groupCount(org.apache.tinkerpop.gremlin.process.traversal.step.sideEffect.GroovyGroupCountTest$Traversals) Time elapsed: 0.215 sec <<< ERROR! java.lang.IllegalStateException: org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 in stage 6870.0 failed 1 times, most recent failure: Lost task 0.0 in stage 6870.0 (TID 8212, localhost): java.io.IOException: Mkdirs failed to create /usr/src/tinkerpop/spark-gremlin/target/test-case-data/SparkHadoopGraphProvider/graph-provider-data/~reducing/_temporary/0/_temporary/attempt_201611051613_15726_r_000000_0 (exists=false, cwd=file:/usr/src/tinkerpop/spark-gremlin) at org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:450) at org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:435) at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:909) at org.apache.hadoop.io.SequenceFile$Writer.<init>(SequenceFile.java:1135) at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:273) at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:530) at org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat.getSequenceWriter(SequenceFileOutputFormat.java:64) at org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat.getRecordWriter(SequenceFileOutputFormat.java:75) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopDataset$1$$anonfun$12.apply(PairRDDFunctions.scala:1030) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopDataset$1$$anonfun$12.apply(PairRDDFunctions.scala:1014) at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66) at org.apache.spark.scheduler.Task.run(Task.scala:88) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:214) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Driver stacktrace: at java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357) at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1895) at org.apache.tinkerpop.gremlin.process.traversal.util.TraversalScriptHelper.compute(TraversalScriptHelper.java:46) at org.apache.tinkerpop.gremlin.process.traversal.util.TraversalScriptHelper.compute(TraversalScriptHelper.java:57) at org.codehaus.groovy.vmplugin.v7.IndyInterface.selectMethod(IndyInterface.java:228) at org.apache.tinkerpop.gremlin.process.traversal.step.sideEffect.GroovyGroupCountTest$Traversals.get_g_V_hasXnoX_groupCount(GroovyGroupCountTest.groovy:59) Caused by: org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 in stage 6870.0 failed 1 times, most recent failure: Lost task 0.0 in stage 6870.0 (TID 8212, localhost): java.io.IOException: Mkdirs failed to create /usr/src/tinkerpop/spark-gremlin/target/test-case-data/SparkHadoopGraphProvider/graph-provider-data/~reducing/_temporary/0/_temporary/attempt_201611051613_15726_r_000000_0 (exists=false, cwd=file:/usr/src/tinkerpop/spark-gremlin) at org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:450) at org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:435) at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:909) at org.apache.hadoop.io.SequenceFile$Writer.<init>(SequenceFile.java:1135) at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:273) at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:530) at org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat.getSequenceWriter(SequenceFileOutputFormat.java:64) at org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat.getRecordWriter(SequenceFileOutputFormat.java:75) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopDataset$1$$anonfun$12.apply(PairRDDFunctions.scala:1030) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopDataset$1$$anonfun$12.apply(PairRDDFunctions.scala:1014) at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66) at org.apache.spark.scheduler.Task.run(Task.scala:88) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:214) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Driver stacktrace: at org.apache.spark.scheduler.DAGScheduler.org$apache$spark$scheduler$DAGScheduler$$failJobAndIndependentStages(DAGScheduler.scala:1283) at org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1.apply(DAGScheduler.scala:1271) at org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1.apply(DAGScheduler.scala:1270) at scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59) at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47) at org.apache.spark.scheduler.DAGScheduler.abortStage(DAGScheduler.scala:1270) at org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1.apply(DAGScheduler.scala:697) at org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1.apply(DAGScheduler.scala:697) at scala.Option.foreach(Option.scala:236) at org.apache.spark.scheduler.DAGScheduler.handleTaskSetFailed(DAGScheduler.scala:697) at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.doOnReceive(DAGScheduler.scala:1496) at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:1458) at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:1447) at org.apache.spark.util.EventLoop$$anon$1.run(EventLoop.scala:48) at org.apache.spark.scheduler.DAGScheduler.runJob(DAGScheduler.scala:567) at org.apache.spark.SparkContext.runJob(SparkContext.scala:1824) at org.apache.spark.SparkContext.runJob(SparkContext.scala:1837) at org.apache.spark.SparkContext.runJob(SparkContext.scala:1914) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopDataset$1.apply$mcV$sp(PairRDDFunctions.scala:1055) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopDataset$1.apply(PairRDDFunctions.scala:998) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopDataset$1.apply(PairRDDFunctions.scala:998) at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:147) at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:108) at org.apache.spark.rdd.RDD.withScope(RDD.scala:310) at org.apache.spark.rdd.PairRDDFunctions.saveAsNewAPIHadoopDataset(PairRDDFunctions.scala:998) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopFile$2.apply$mcV$sp(PairRDDFunctions.scala:938) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopFile$2.apply(PairRDDFunctions.scala:930) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopFile$2.apply(PairRDDFunctions.scala:930) at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:147) at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:108) at org.apache.spark.rdd.RDD.withScope(RDD.scala:310) at org.apache.spark.rdd.PairRDDFunctions.saveAsNewAPIHadoopFile(PairRDDFunctions.scala:930) at org.apache.spark.api.java.JavaPairRDD.saveAsNewAPIHadoopFile(JavaPairRDD.scala:809) at org.apache.tinkerpop.gremlin.spark.structure.io.OutputFormatRDD.writeMemoryRDD(OutputFormatRDD.java:65) at org.apache.tinkerpop.gremlin.spark.process.computer.SparkGraphComputer.lambda$submitWithExecutor$1(SparkGraphComputer.java:271) at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.io.IOException: Mkdirs failed to create /usr/src/tinkerpop/spark-gremlin/target/test-case-data/SparkHadoopGraphProvider/graph-provider-data/~reducing/_temporary/0/_temporary/attempt_201611051613_15726_r_000000_0 (exists=false, cwd=file:/usr/src/tinkerpop/spark-gremlin) at org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:450) at org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:435) at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:909) at org.apache.hadoop.io.SequenceFile$Writer.<init>(SequenceFile.java:1135) at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:273) at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:530) at org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat.getSequenceWriter(SequenceFileOutputFormat.java:64) at org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat.getRecordWriter(SequenceFileOutputFormat.java:75) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopDataset$1$$anonfun$12.apply(PairRDDFunctions.scala:1030) at org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsNewAPIHadoopDataset$1$$anonfun$12.apply(PairRDDFunctions.scala:1014) at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66) at org.apache.spark.scheduler.Task.run(Task.scala:88) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:214) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) ``` could just be environmental in some way, but i don't seem to get this on the tp31 branch itself. I just had a clean build of that this morning. @dkuppitz could you give this a shot? Also, recognize that exception i pasted? it seems familiar to me. did we ever diagnose that?
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